1955 Swiss federal election
National Council

Party
Votes
%
Seats
+/–
Social Democratic Party
263,664
27.0
53
+4
Free Democratic Party
227,370
23.3
50
–1
Swiss Conservative People's Party
226,122
23.2
47
–1
Party of Farmers, Traders and Independents
117,847
12.1
22
–1
Ring of Independents
53,450
5.5
10
0
Swiss Party of Labour
25,060
2.6
4
–1
Liberal Democratic Party
21,688
2.2
5
0
Social-Political Group
21,003
2.2
4
0
Evangelical People's Party
10,581
1.1
1
0
Liberal Socialist Party
3,471
0.4
0
0
Other parties
5,639
0.6
0
–
Invalid/blank votes
22,986
–
–
–
Total
998,881
100
196
0
Registered voters/turnout
1,425,421
70.1
–
–
Source: Nohlen & Stöver
Source: Nohlen & Stöver
Source: Nohlen & Stöver
Source: Nohlen & Stöver
Source: Nohlen & Stöver

Question: Which party was the largest in the National Council after the 1955 Swiss federal election?
Answer: The Social Democratic Party emerged as the largest party in the National Council, winning 53 seats.